2720785315 has 8 divisors (see below), whose sum is σ = 3456997920. Its totient is φ = 2048591232.

The previous prime is 2720785279. The next prime is 2720785357. The reversal of 2720785315 is 5135870272.

It is a happy number.

2720785315 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2720785315 - 2⁷ = 2720785187 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16004535 + ... + 16004704.

It is an arithmetic number, because the mean of its divisors is an integer number (432124740).

Almost surely, 2^2720785315 is an apocalyptic number.

2720785315 is a deficient number, since it is larger than the sum of its proper divisors (736212605).

2720785315 is a wasteful number, since it uses less digits than its factorization.

2720785315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32009261.

The product of its (nonzero) digits is 117600, while the sum is 40.

The square root of 2720785315 is about 52161.1475621463. The cubic root of 2720785315 is about 1396.0407379061.

The spelling of 2720785315 in words is "two billion, seven hundred twenty million, seven hundred eighty-five thousand, three hundred fifteen".